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AUTOMATIC FIRING UNIT BIC 335-PARAMETER LIST
9.
Automatic firing unit BIC 335-Parameter list
Parameter
Description
Unit
Level
Factory Setting
TG (16)
5/6-TG (35)
5/6-TG (45)
5/6-TG (60)
DHW Operation
0
P2AA
flow temperature surplus (DHW)
1°C
OEM
20
1
P2AB
shutdown offset flow temperature surplus (DHW)
1°C
OEM
5
2
P2AC
differential gap for shutdown point flow temperature surplus (DHW)
1°C
OEM
10
3
P2AD
proportional value in DHW mode
1°C
OEM
15
4
P2AE
integration time in DHW mode
1s
OEM
20
5
P2AF
temperature setting legionella protection
1°C
OEM
65
6
P2AG hysteresis DHW charging temperature
1°C
OEM
5
7
P2AH
set point DHW charging temperature
1°C
BE
60
8
P2AI
pump after-run time (DHW)
1min
HF
2
9
P2AJ
legionella protection time
1h
HF
0
10
P2AK
maximum fan speed in DHW mode
1%
HF
100
Heating Operation
11
P2BA
shutdown offset during heating operation
1°C
OEM
5
12
P2BB
differential gap for shutdown point during heating operation
1°C
OEM
10
13
P2BC
proportional value in heating operation mode
1°C
OEM
15
14
P2BD
integration time in heating operation mode
1s
OEM
20
15
P2BE
maximum gradient for flow temperature – blocking –
1°C/s
OEM
7
16
P2BF
maximum gradient for flow temperature – minimum capacity –
1°C/s
OEM
3
17
P2BG continuous pump operation in heating operation mode
OEM
0
18
P2BH
max. heating temperature (at min. outside temperature)
1°C
BE
85
19
P2BI
minimum outside temperature
1°C
HF
-10
20
P2BJ
min. heating temperature (at max. outside temperature)
1°C
HF
20
21
P2BK
maximum outside temperature
1°C
HF
20
22
P2BL
restart delay following temp. blocking in heating operation
1min
HF
2
23
P2BM restart delay following heating demand in heating operation
1min
HF
2
24
P2BN
pump after-run time (heating operation)
1min
HF
10
25
P2BO maximum fan speed in heating operation mode
1%
HF
100
Service Operation
26
P2CA
maximum flow temperature in service operation mode
1°C
OEM
85
27
P2CB
maximum duration of service operation mode
1min
OEM
20
28
P2CC pump after-run time following service operation
1min
OEM
5
Frost Protection
29
P2DA frost protection – burner/pump off
1°C
OEM
10
30
P2DB
frost protection – pump on
1°C
OEM
7
31
P2DC frost protection – burner on
1°C
OEM
3
32
P2DD maximum fan speed during frost protection
min
–1
OEM
25(00)
Fan Operation
33
P2EA
fan increment value
min
–1
/s
OEM
10(00)
Adjustment on the BIC 335 may only be executed by author-
ised Hoval after-sales service personnel. The following data-
sheet is only for information for the Hoval after sales service
personnel!
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